Home / 2,858.06-4,285.53-1,543.39

Finding the Fourth Proportional to 2,858.06, 4,285.53 and 1,543.39

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Solution

The fourth proportional to 2,858.06, 4,285.53 and 1,543.39 is: 2,314.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858.06 : 4,285.53 = 1,543.39 : x
  2. Step 2: Convert to fraction form
    2,858.06/4,285.53 = 1,543.39/x
  3. Step 3: Cross multiply
    2,858.06x = 4,285.53 × 1,543.39
  4. Step 4: Simplify right side
    2,858.06x = 6,614,233.43
  5. Step 5: Solve for x
    x = 6,614,233.43/2,858.06
  6. Step 6: Final answer
    x = 2,314.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.